National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

63°F

17°C

Humidity 90%
Wind Speed SE 6 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 23 Dec 10:53 pm CST
Extended Forecast for

Lucas TX

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind around 10 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind around 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. South wind around 10 mph.

    Low: 63 °F

    Partly Cloudy

  • Christmas Day

    Christmas Day: Sunny, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. South southwest wind 5 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. South southwest wind around 10 mph.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 63. South wind around 10 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 63. South wind around 10 mph.
Christmas Day
Sunny, with a high near 78. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 82. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 65. South southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 55. South southwest wind around 10 mph.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lucas TX
 33.08°N 96.57°W (Elev. 499 ft)
Last Update:
10:41 pm CST Dec 23, 2025
Forecast Valid:
11pm CST Dec 23, 2025-6pm CST Dec 30, 2025
 
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